SPEEDY CAT.6 PLUG FOR SOLID UTP CABLE-PASS THROUGH (50)Allows Category 6 twisted pair wires to be inserted through the body and pulled out of the front to ensure the correct wiring order before crimping, Contact blades are suitable for stranded or solid wire cores from 22-26 AWG, Suitable for solid installation cable, Simple one piece design, NOTE Must be used with TRCSPDY4 crimp tool.